2018 Chevrolet Suburban Electrical System Problems
NHTSA lists 16 Electrical System complaints for the 2018 Chevrolet Suburban, 20% of its 81 total complaints, the highest share of any model year in this data set. Median mileage at failure is 68,000. No related recalls are listed.
- Electrical System complaints
- 16
- 20% of 81
- Crashes reported
- 0
- Fires reported
- 0
- Injuries reported
- 0
- Median mileage
- 68,000 mi
- Related recalls
- 0
Typical electrical symptoms owners report
- Vehicle loses all power or shuts off completely while driving, sometimes at highway speed, before restarting on its own or after being put in park.
- Instrument cluster or dash goes dark or flickers intermittently, cutting off visibility of gauges while driving.
- Stabilitrak, ABS, and trailer brake warning lights turn on together, which owners tie to wiring problems, and cruise control or steering assist stops working.
- Power steering shuts down completely at low speed during turns, requiring the driver to stop and restart the vehicle.
- Doors lock with keys inside and the remote start or door handle unlock button stops responding.
- Start/stop button fails to power the vehicle on the first attempt, with a dashboard code appearing once it does start.
When 2018 Chevrolet Suburban electrical complaints were filed
First complaint Mar 13, 2019, latest Apr 13, 2026.
Electrical System recalls for the 2018 Chevrolet Suburban
No safety recalls on record for this model year.
Electrical System complaints by Suburban model year
Raw complaint counts per model year; newer years have had less time to accumulate complaints.
Frequently asked questions
- How common are electrical problems in the 2018 Chevrolet Suburban?
- NHTSA lists 16 Electrical System complaints for the 2018 Suburban, which is 20% of all 81 complaints filed for that year, the largest share of any Suburban model year in this data.
- Is there a recall for the 2018 Chevrolet Suburban electrical system?
- No. The data shows no related recalls listed for the Electrical System on the 2018 Suburban.
- At what mileage do 2018 Suburban electrical failures usually happen?
- Median mileage at failure for Electrical System complaints on the 2018 Suburban is 68,000 miles.
- What kinds of electrical failures do owners report on the 2018 Suburban?
- Owners report sudden full power loss while driving, instrument cluster blackouts, stabilitrak and brake warning lights tied to wiring, power steering shutting off, door lock and remote start faults, and start/stop button failures.
- Did any 2018 Suburban electrical complaints involve crashes or fires?
- No. NHTSA data shows 0 crashes and 0 fires among the 16 Electrical System complaints for this model year.